As of right now, some of these numbers will be going up before the end of the summer:
Between the Buried and Me-8
Suicide Silence-6
Mastodon-5
Skeletonwitch-5
The Acacia Strain-5
The Black Dahlia Murder-4
The Faceless-4
The Red Chord-4
Unearth-4
Lamb of God-4
The Dillinger Escape Plan-4
The Contortionist-4
Whitechapel-4
All Shall Perish-4
Thy Will Be Done-4
Animals as Leaders-3
Deftones-3
3 Inches of Blood-3
Coheed and Cambria-3
Children of Bodom-3
Darkest Hour-3
Dying Fetus-3
Machine Head-3
Born of Osiris-3
Killswitch Engage-3
In Flames-3
God Forbid-3
Every Time I Die-3
Fleshgod Apocalypse-3
Job For a Cowboy-3
Cannibal Corpse-3
As I Lay Dying-3
Hatebreed-3
Periphery-3
August Burns Red-3
Veil of Maya-3
Acaro-3
Avenged Sevenfold-3
My Chemical Romance-3
Oceano-3